CVE-2026-19967

Open Asset Import Library Assimp File Compression.cpp decompressBlock heap-based overflow

MEDIUM
6.3
CVSS Score
Published: August 17, 2026 at 12:30 AM UTC
Updated: August 20, 2026 at 01:05 PM UTC
1 product affected across 1 vendorAssimp

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A security flaw has been discovered in Open Asset Import Library Assimp 17c12da. Impacted is the function Assimp::Compression::decompressBlock of the file code/Common/Compression.cpp of the component File Parser. Performing a manipulation results in heap-based buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/391144
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/391144/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19967
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/873127
Issue Tracking
Source: cverecord
https://github.com/assimp/assimp/issues/6624

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-122CWE-119

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